natural gas based thermoplastic adhesive
CN β US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 3506990000 | 37.1% | CN | US | Official Doc |
| 3824994900 | 41.5% | CN | US | Official Doc |
| 3824999397 | 40.0% | CN | US | Official Doc |
| 3506915000 | 37.1% | CN | US | Official Doc |
| 3506990000 | 37.1% | CN | US | Official Doc |
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AI Analysis
π₯ Natural Gas Based Thermoplastic Adhesive (倩ηΆζ°εΊηε‘ζ§θΆη²ε)
π HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional-Level Strategy π 1. Product Definition & Classification: Do You Really Understand "Thermoplastic Adhesives"?
Adhesives based on natural gas derivatives are typically chemical mixtures where hydrocarbons derived from natural gas (such as ethylene, propylene, or aromatics) are used as the primary raw materials to create bonding agents. In international trade, the classification depends on whether the product is primarily recognized as a prepared adhesive or as a miscellaneous chemical preparation.
Key Distinction Points: - If the product is explicitly formulated and sold for bonding purposes, it leans towards Chapter 35 (Albuminoidal Substances; Modified Starches; Glues). - If the product is a complex chemical mixture not specifically listed elsewhere, it may fall under Chapter 38 (Miscellaneous Chemical Products).
β οΈ Critical Note: - "Natural Gas Based" refers to the feedstock origin (the source of the hydrocarbons), not necessarily the final chemical structure. - "Thermoplastic" indicates the physical behavior (softens when heated, hardens when cooled), which is common in many adhesives. - The final HS Code depends on the primary use and composition percentage.
π¦ 2. HS Code Classification Details (2026 Latest Tariff Authority Cross-Reference)
The following HS Codes are derived from the provided data, each representing a different interpretation of the product's primary characteristic.
| HS Code | Product Description & Summary | Tax Rate | Tax Detail Breakdown |
|---|---|---|---|
3506.99.00.00 |
Prepared Adhesives, Not Elsewhere Specified or Included. Core material is adhesive. "Natural gas-based modification" is considered a compounding process. |
37.1% | Base: 2.1% Add-on: 25.0% Section 301: 10% |
3824.99.49.00 |
Prepared Binders for Foundry Molds and Cores; Other Chemical Products and Preparations. Matches "hydrocarbons derived from natural gas" characteristics + "modified adhesive" usage. |
41.5% | Base: 6.5% Add-on: 25.0% Section 301: 10% |
3824.99.93.97 |
Other Chemical Products and Preparations (Not Elsewhere Specified or Included). Fits the definition of "unlisted mixtures" and chemical preparations. |
40.0% | Base: 5.0% Add-on: 25.0% Section 301: 10% |
3506.91.50.00 |
Hot Melt Adhesives. Falls under the category of adhesives. "Natural gas-based modification" implies hydrocarbon polymer-based adhesive. |
37.1% | Base: 2.1% Add-on: 25.0% Section 301: 10% |
3506.99.00.00 |
Prepared Adhesives, Not Elsewhere Specified or Included. Matching basis: Core material is adhesive, fitting the prepared adhesive attribute. |
37.1% | Base: 2.1% Add-on: 25.0% Section 301: 10% |
π Analysis of Classification Logic: - 3506 Series (3506.99.00.00 & 3506.91.50.00): These codes are preferred if the product is primarily marketed and used as a glue/adhesive. The lower base duty (2.1%) results in a lower total tax burden (37.1%). - 3824 Series (3824.99.49.00 & 3824.99.93.97): These codes might be chosen if the product is viewed more as a chemical intermediate or a specialty chemical mixture rather than a finished adhesive. The higher base duties (5.0% - 6.5%) lead to higher total taxes (40.0% - 41.5%).
π° 3. Detailed Tariff Rate Breakdown (Including Additional Taxes)
β Applicable Country: United States (US) β Origin: China (CN) β Effective Date: November 10, 2025 (and subsequent imports)
π― Scenario A: Classification as "Prepared Adhesive" (3506 Series)
(Codes: 3506.99.00.00, 3506.91.50.00)
| Item | Content |
|---|---|
| Base Tariff | 2.1% (ad valorem) |
| Section 301 Tariff | +25.0% (Additional duties under US Trade Act Section 301) |
| Other Additional Tariff | +10.0% (Refers to "122 Clause Tariff" as per data context, likely referring to specific trade remedy or additional duty) |
| Total Effective Rate | 37.1% |
| Tax Calculation | CIF Value Γ 37.1% |
| De Minimis Eligibility | β Not Eligible (Likely due to Section 301 inclusion) |
| Legal Basis Path | USITC:3506.99.00.00 β Section 301: 25% β Additional Duty: 10% |
π Explanation: - This is the most cost-effective classification if the product qualifies as a standard adhesive. - The 25% Section 301 duty applies to a wide range of Chinese chemical products. - The 10% additional duty further increases the cost, making total compliance and correct classification critical.
π― Scenario B: Classification as "Miscellaneous Chemical Product" (3824 Series)
(Codes: 3824.99.49.00, 3824.99.93.97)
| Item | Content |
|---|---|
| Base Tariff | 5.0% - 6.5% (Depending on specific subheading) |
| Section 301 Tariff | +25.0% (Additional duties under US Trade Act Section 301) |
| Other Additional Tariff | +10.0% |
| Total Effective Rate | 40.0% - 41.5% |
| Tax Calculation | CIF Value Γ (5.0%~6.5% + 25% + 10%) |
| De Minimis Eligibility | β Not Eligible |
| Legal Basis Path | USITC:3824.99.93.97 β Section 301: 25% β Additional Duty: 10% |
π Explanation: - This classification is more expensive due to higher base duties. - It may be necessary if the adhesive is a highly specialized chemical mixture that doesn't fit neatly into Chapter 35.
π οΈ 4. Practical Customs Clearance Advice (Real-World Pitfall Avoidance Guide)
β 1. Required Documentation Checklist (All Mandatory)
| Document | Must Provide | Explanation |
|---|---|---|
| β Product Specification Sheet | βοΈ | Must detail composition, active ingredients, and intended use. |
| β MSDS (Material Safety Data Sheet) | βοΈ | Crucial for chemical products to prove safety and handling requirements. |
| β Structure Diagram/Chemical Formula | βοΈ | To prove the product is an adhesive (Chapter 35) vs. a general chemical (Chapter 38). |
| β Third-Party Test Report | βοΈ | ISO, REACH, or other relevant certifications. |
| β Commercial Invoice | βοΈ | Clearly state "Thermoplastic Adhesive" or "Chemical Preparation." |
| β Certificate of Origin (CO) | βοΈ | Required to apply for any potential exemptions (though unlikely for Section 301). |
| β Packing List | βοΈ | Detailed weight and volume breakdown. |
β 2. Declaration Strategy (Key Mnemonics)
π₯ "Adhesive First, Chemistry Second; Correct Code Saves Money!"
| Situation | Correct Declaration | Wrong Practice |
|---|---|---|
| Product is primarily used for bonding | 3506.99.00.00 or 3506.91.50.00 |
Declaring as 3824 β Higher Tax |
| Product is a raw chemical intermediate | 3824.99.49.00 or 3824.99.93.97 |
Declaring as 3506 β Risk of Misclassification |
| "Natural Gas Based" is mentioned | Clarify it's the feedstock, not the end-use | Letting customs assume it's a fuel β Wrong Chapter |
β 3. Special Case Handling
| Situation | Handling Advice |
|---|---|
| OEM Custom Adhesive | Provide customer order + design specs to prove it's a "prepared adhesive." |
| Hot Melt Adhesive | Specifically use 3506.91.50.00 if it fits the "hot melt" definition for lower base duty. |
| Chemical Mixture | If it contains non-adhesive components >50%, consider Chapter 38. |
| Pre-Clearance Ruling | Highly Recommended! Apply for an Advance Ruling from CBP to lock in the HS Code and avoid future disputes. |
π 5. Global Market Comparison (2026 Latest)
| Country/Region | Recommended HS Code | Tariff (China Origin) | Certification Requirements | Notes |
|---|---|---|---|---|
| πΊπΈ USA | 3506.99.00.00 |
37.1% (Total) | REACH (if applicable), TSCA | High Section 301 impact. |
| π¨π³ China | 3506.99.00.00 |
~5-7% | CCC (if applicable) | Lower base duty, no Section 301. |
| πͺπΊ EU | 3506.91.00 |
~3-5% | REACH Registration | No US-style additional tariffs. |
| π¬π§ UK | 3506.91.00 |
~3-5% | UK REACH | Post-Brexit rules apply. |
| π―π΅ Japan | 3506.91.00 |
~3-5% | JIS Standards | No major additional tariffs. |
π Conclusion: - The US market imposes the highest effective tariff (37.1%-41.5%) due to Section 301 and additional duties. - Classification as Chapter 35 (Adhesives) is significantly cheaper than Chapter 38. - Accurate documentation is key to justifying the Chapter 35 classification.
π 6. Common Mistakes & Pitfall Guide (Lessons Learned)
β Mistake 1: Declaring "Natural Gas" as the primary material β Leads to misclassification in energy chapters. π Consequence: Wrong HS Code, fines, and delays.
β Mistake 2: Not distinguishing between "Adhesive" and "Chemical Preparation." π Consequence: Paying 41.5% instead of 37.1% unnecessarily.
β Mistake 3: Ignoring the "122 Clause Tariff" or additional duties. π Consequence: Unexpected high costs at customs.
β Mistake 4: Failing to provide MSDS for chemical products. π Consequence: Shipment held for safety review, delayed release.
β Correct Approach:
"Thermoplastic Adhesive, Prepared, Based on Hydrocarbon Polymers Derived from Natural Gas, Hot Melt Type, Model XYZ, MSDS Provided, TSCA Compliant."
π― 7. Conclusion: Professional Declaration, Cost Efficiency!
π― Remember the Mnemonic:
πΉ "Adhesive Chapter 35, Chemical Chapter 38; 3506 saves you 4%!" πΉ "Section 301 hits hard, 25% extra pain; Classification saves the day!"
π Pro Tip: If your adhesive is originally from Vietnam, Mexico, Thailand, or Malaysia, you may be eligible for Section 301 exemptions. Check your supply chain carefully. Recommend applying for an Advance Ruling before shipment to mitigate risks.
π£ Immediate Action:
π Contact a professional customs broker + Provide Product Specs + Apply for HS Code Advance Ruling π Ensure your adhesive clears customs smoothly, reducing costs and maximizing profit!
β¨ Professional Clearance Starts with Accurate Classification! πΌ Every cent of your cost deserves precise calculation!
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About HS Code Classification
The Harmonized System (HS) is an internationally standardized nomenclature developed by the World Customs Organization (WCO) to classify traded products. Over 200 countries use the HS system as the basis for customs tariffs, trade statistics, and import/export regulations.
Each HS code follows a hierarchical structure:
- Chapter (2 digits) β Broad category of goods (e.g., Chapter 84: Machinery and Mechanical Appliances)
- Heading (4 digits) β More specific grouping within the chapter
- Subheading (6 digits) β Internationally standardized breakdown, used by all WCO member countries
- National subdivisions (8-10 digits) β Country-specific extensions for further classification, such as US HTSUS 10-digit codes
Correct HS code classification is essential for smooth customs clearance, accurate duty payment, and compliance with trade regulations. Misclassification can lead to customs delays, overpayment of duties, or penalties.
When importing from CN to US, the applicable tariff rates may include:
- Most-Favored-Nation (MFN) rate β The standard duty rate applied to WTO members
- General rate β Applied to countries without trade agreements
- Trade remedy duties β Additional tariffs such as Section 301 (anti-dumping), Section 232 (national security), or countervailing duties
The information provided on this page is for reference purposes only. For official classification, please consult with your local customs authority or a licensed customs broker.